1 files changed, 28 insertions, 0 deletions
diff --git a/spec/lib/gitlab/github_import/importer/attachments/base_importer_spec.rb b/spec/lib/gitlab/github_import/importer/attachments/base_importer_spec.rb
new file mode 100644
index 00000000000..5e60be44621
--- /dev/null
+++ b/spec/lib/gitlab/github_import/importer/attachments/base_importer_spec.rb
@@ -0,0 +1,28 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Gitlab::GithubImport::Importer::Attachments::BaseImporter do
+  subject(:importer) { importer_class.new(project, client) }
+
+  let(:project) { instance_double(Project, id: 1) }
+  let(:client) { instance_double(Gitlab::GithubImport::Client) }
+  let(:importer_class) do
+    Class.new(described_class) do
+      private
+
+      def collection_method
+        'test'
+      end
+    end
+  end
+
+  describe '#each_object_to_import' do
+    context 'with not implemented #collection interface' do
+      it 'raises NotImplementedError' do
+        expect { importer.each_object_to_import }
+          .to raise_error(Gitlab::GithubImport::Exceptions::NotImplementedError, '#collection')
+      end
+    end
+  end
+end